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Product Detailed Parameters
- Description：FERRITE BEAD 4.6 KOHM 0402 1LN
- Series：NFZ
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Filter Type：-
- Number of Lines：1
- Impedance @ Frequency：4.6 kOhms @ 900 MHz
- Current Rating (Max)：270mA
- DC Resistance (DCR) (Max)：1.65Ohm
- Ratings：-
- Operating Temperature：-40°C ~ 85°C
- Package / Case：0402 (1005 Metric)
- Mounting Type：Surface Mount
- Height (Max)：0.022" (0.55mm)
- Size / Dimension：0.039" L x 0.020" W (1.00mm x 0.50mm)
- Features：-
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Overview
The NFZ15SG462SN10D is a single-line chip noise filter from the Murata NFZ series, housed in a compact 0402 (1005 metric) surface-mount package. It exhibits an impedance of 4.6 kΩ at 900 MHz and supports a maximum DC current of 270 mA. The component features a maximum DC resistance of 1.65 Ω and operates within a temperature range of -55°C to +125°C.
Feature Summary
- Designed for effective noise suppression on audio lines, specifically targeting Class D amplifier applications.
- Provides high impedance performance at 900 MHz to attenuate electromagnetic interference signals.
Applications
- Noise suppression for Class D amplifier audio lines
- Electromagnetic interference filtering in portable electronic devices
Procurement Notes
Verify the specific impedance tolerance and DC resistance values against the official Murata datasheet before integration. Confirm that the 0402 footprint dimensions align with your PCB layout constraints. Ensure the selected component meets RoHS3 compliance requirements for your target market regulations.
Selection Notes
Select this component when space-constrained designs require a 0402 footprint ferrite bead with high attenuation at 900 MHz. The 270 mA current rating suits low-power audio signal paths. Consider the 1.65 Ω DC resistance impact on signal integrity and power loss in the specific circuit topology.
Part Context
This part belongs to the NFZ15SG series, which focuses on low DC resistance and excellent solder heat resistance. The series is engineered for noise suppression in sensitive audio circuits, offering a balance between size reduction and filtering efficiency for modern mobile and consumer electronics.
Replacement Considerations
Consult the official Murata NFZ Part Number Guide for verified substitutes. Cross-reference impedance curves and current ratings to ensure functional equivalence without altering circuit performance.
FAQ
What is the primary application for the NFZ15SG462SN10D?
It is primarily designed for noise suppression of audio lines, such as those connected to Class D amplifiers.
What is the impedance value at 900 MHz?
The impedance is 4.6 kΩ at 900 MHz.
